Anatomy - Deep Neck And Pharynx

Front 1

What innervates prevertebral muscles?

Back 1

Somatic motor portion of the cervical ventral rami

Front 2

where does pharynx start and stop?

Back 2

Base of skull to cricoid cartilage -> becomes esophagus

Front 3

Outer circular coat of muscles?

Back 3

Superior, middle and inferior constrictors

Front 4

Inner longitudinal coat of muscles?

Back 4

Salpingopharyngeus, palatopharyngeus and stylopharyngeus

Front 5

Vertical muscles of pharynx do what?

Back 5

Elevate pharynx and larynx to start swallowing

Front 6

constrictor mm. of pharynx do what?

Back 6

Propel food to esophagus

Front 7

from medial -> lateral name the order of nn's running posterior to the pharynx (just inferior to skull)

Back 7

Glossophayngeal -> Sympathetic trunk -> Vagus -> Hypoglossal -> Accessory
IX -> sympathetic trunk -> X -> XII -> XI

Front 8

which constrictor inserts on hyoid?

Back 8

Middle constrictor

Front 9

Which constrictor inserts on cricoid cartilage?

Back 9

Inferior constrictor

Front 10

Where does the superior constictor insert?

Back 10

Pterygomandibular raphe

Front 11

sensory to nasopharynx?

Back 11

V2

Front 12

sensory to oropharynx?

Back 12

Glossopharyngeal n.

Front 13

sensory to laryngopharynx?

Back 13

Vagus n.

Front 14

Somatic motor to pharynx?

Back 14

Vagus does all EXCEPT stylopharyngeus m (CN IX)

Front 15

Parasympathetic to mucous glands of pharynx?

Back 15

Superior cervical ganglion

Front 16

Nerves responsible for gag reflex?

Back 16

CN IX (sensory) & CN X (motor)

Front 17

Somatic sensory of CN IX?

Back 17

Oropharynx, middle ear, posterior 1/3 of tongue

Front 18

Parasympathetic component of CN IX innv. what?

Back 18

parotid gland (via otic ganglion)

Front 19

Visceral sensory of CN IX?

Back 19

Carotid body and sinus

Front 20

Special sensory of CN IX?

Back 20

Taste - posterior 1/3 of tongue

Front 21

What's located underneath the pharyngeal recess?

Back 21

Adenoids (AKA tonsils)

Front 22

The nose participates in (clever acronym)?

Back 22

ROAD:
Respiration
Olfaction
Air humidification
Dust filtration

Front 23

Nose receives sections from?

Back 23

Nasal mucosa & nasolacrimal ducts

Front 24

Internal opening of the nose?
Appx location?

Back 24

1) Choanae
2) Posterior to Vomer and anterior to Torus Tubarius

Front 25

EXCL#4

When may police effect an investigatory detention?

Back 25

If police have a reasonable suspicion of criminal activity or involvement in a completed crime, supported by articulable facts (i.e., not merely a hunch).

Front 26

What bone(s) form the:
1) Superior Concha
2) Middle Concha
3) Inferior Concha

Back 26

1) Ethmoid
2) Ethmoid
3*) Palatine (perpendicular plate)
*wiki: the inferior turbinate bone arises from the maxilla

Front 27

4 spaces withing the lateral wall of nose?

Back 27

1) Sphenoethmoidal recess
2) Superior meatus
3) Middle meatus
4) Inferior meatus

Front 28

2 mucosa on the lateral nasal wall?

Back 28

1) Olfactory mucosa (1/3)
2) Respiratory mucosa (2/3)

Front 29

Function of sphenoethmoidal recess?

Back 29

Receives mucosa from the sphenoid sinus -> oral pharynx to be swallowed

Front 30

Drains into superior meatus?

Back 30

posterior ethmoidal cells?

Front 31

Drains into middle meatus?

Back 31

1) Anterior and middle ethmoidal cells
2) Maxillary sinus
3) Frontonasal duct

Front 32

Drains into inferior meatus?

Back 32

nasolacrimal gland

Front 33

Describe path starting at the Lacrimal gland

Back 33

Ducts -> lacrimal curuncle/lake -> lacrimal sac -> lacrimal canaliculi -> nasolacrimal duct -> inferior meatus

Front 34

Somatic sensory innervation to nasal cavity?

Back 34

V1 + V2

Front 35

1) Parasympathetic innervation of nasal cavity?
2) Targets
3) Synapse?

Back 35

1) CN VII via V2
2) Glands of the mucosa of nasal cavity, oral cavity and paranasal sinuses
3) Pterygpalatine ganglion

Front 36

Parasympathetic innervation of lacrimal gland?

Back 36

CN VII via V2 & V1

Front 37

Sympathetic innervation of nasal cavity?

Back 37

Superior cervical ganglion (primarily by way of blood vessels)

Front 38

Path of nasopalatine nerve in the nasal cavity?

Back 38

Enters: Sphenopalatine foramen
Exits: Incisive foramen

Front 39

2 folds in oropharynx?

Back 39

1) Palatoglossal (more lateral)
2) Palatopharyngeal

Front 40

Muscles that adjust the soft palate and their innervation?

Back 40

1) Tensor palati (V3) -- opens auditory tube
2) Levator palati (CN X;posterior to tensor) -- elevates soft palate

Front 41

Rule 1:
Muscles with "tensor" innv. by?

Back 41

V3

Front 42

Rule2:
Muscles with "palat-" innv. by?

Back 42

CN X; unless rule 1 applies

Front 43

Rule 3:
Muscles with "glossus" innv. by?

Back 43

CN XII; unless rule 2 applies

Front 44

Somatic sensory of tongue?

Back 44

proximal 1/3 = CN IX
distal 2/3 = lingual n. (V3)

Front 45

Special sensory of tongue?

Back 45

proximal 1/3 = CN IX
distal 2/3 = Chorda tympani (VII)

Front 46

3 extrinsic tongue muscles and innervation?

Back 46

1) Genioglossus
2) Hyoglossus
3) Styoglossus
** All innv by CN XII

Front 47

innervation and function of palatoglossus?

Back 47

1) CN X
2) rises back part of tongue (but "more associate with soft palate)

Front 48

Innervation of mylohyoid?

Back 48

Nerve to mylohyoid (branch of V3)

Front 49

Innervation of geniohyoid?

Back 49

CN XII

Front 50

Innervation of the 3 salivary glands?

Back 50

1) Parotid gland (CN IX)
2) Salivary gland (CN VII via V3)
3) Submandibular gland (CN VII via V3)

Front 51

locate the geniohyoid?

Back 51

just superior and directly midline to the mylohyoid